Home / 483,153.28-666,729.12-268,307.04

Finding the Fourth Proportional to 483,153.28, 666,729.12 and 268,307.04

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Solution

The fourth proportional to 483,153.28, 666,729.12 and 268,307.04 is: 370,251.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,153.28 : 666,729.12 = 268,307.04 : x
  2. Step 2: Convert to fraction form
    483,153.28/666,729.12 = 268,307.04/x
  3. Step 3: Cross multiply
    483,153.28x = 666,729.12 × 268,307.04
  4. Step 4: Simplify right side
    483,153.28x = 178,888,116,669.01
  5. Step 5: Solve for x
    x = 178,888,116,669.01/483,153.28
  6. Step 6: Final answer
    x = 370,251.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.